CN203870363U - Alignment film precuring equipment - Google Patents

Alignment film precuring equipment Download PDF

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Publication number
CN203870363U
CN203870363U CN201420317151.5U CN201420317151U CN203870363U CN 203870363 U CN203870363 U CN 203870363U CN 201420317151 U CN201420317151 U CN 201420317151U CN 203870363 U CN203870363 U CN 203870363U
Authority
CN
China
Prior art keywords
support bar
guide rail
alignment film
supporting
panel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420317151.5U
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Chinese (zh)
Inventor
王丹
宋勇志
马国靖
任锦宇
徐长健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BOE Technology Group Co Ltd, Beijing BOE Display Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Priority to CN201420317151.5U priority Critical patent/CN203870363U/en
Application granted granted Critical
Publication of CN203870363U publication Critical patent/CN203870363U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to alignment film precuring equipment which comprises a workbench and a supporting structure positioned on the workbench and used for supporting a baseplate. Multiple faceplates are distributed on the baseplate, first guide rails are arranged on two opposite sides of the workbench respectively, the supporting structure comprises multiple first supporting rods used for supporting the baseplate, two ends of the first supporting rods are arranged on the corresponding first guide rails respectively, and each first supporting rod can move along the corresponding first guide rail to support a non-display area of one faceplate. The alignment film precuring equipment has the advantages that the baseplate and the supporting structure are in line contact, the supporting structure can be adjusted in position to support the non-display areas of the faceplates, and contact between the supporting structure and display areas of the faceplates is avoided, so that the phenomenon of Mura of the display areas of the faceplates due to nonuniformity in volatilizing speed of a PI (alignment layer) solvent on a portion with which the supporting structure contacts is avoided.

Description

A kind of alignment film precuring equipment
Technical field
The utility model relates to liquid crystal display and manufactures field, relates in particular to a kind of alignment film precuring equipment.
Background technology
Alignment film precuring equipment, after alignment films printing, before hot setting, carries out middle low-temperature heat to substrate, makes the equipment of the dry precuring of alignment films.At present, generally adopt hot plate type type of heating to carry out precuring to substrate.
Alignment film precuring equipment comprises worktable at present, and be arranged on and for several of support glass substrate, support pins on worktable, some support pins are distributed in whole glass substrate, inevitably support the viewing area that pin can touch panel, yet, after heating, can cause the projecting environment temperature of temperature that supports pin, cause and the surface of supporting the glass substrate that is coated with alignment films that pin contacts, alignment films solution vapors away faster because temperature is high, affect the quality of alignment films, can make display occur bright spot, cause display to occur picture quality bad (Mura) phenomenon.
As depicted in figs. 1 and 2, wherein the first fixing son of open circles representative supports pin 20, pin 10 is supported in filled circles representative movably the second son, current some support pins comprise that the first fixing son of part position supports pin 20 and the second position-movable son of part supports pin 10, the second son supports pin 10 and can drive glass substrate 1 to move in the horizontal direction, change the Support Position that the first son supports pin 20, in subregion, can reduce Mura phenomenon, but owing to supporting the distribution mode of pin, this move mode is inevitable, support pin and can touch Display panel district, still exist due to the generation of supporting inconsistent PI PIN Mura (stilt the is bad) phenomenon causing of pin contact portion PI (alignment films) solvent evaporates speed, Display panel district Mura phenomenon.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of alignment film precuring equipment, avoids affecting display picture quality.
In order to achieve the above object, the technical solution adopted in the utility model is: a kind of alignment film precuring equipment, and comprise worktable and be positioned on worktable for the supporting construction of supporting substrate, on substrate, be distributed with a plurality of panels,
The relative both sides of described worktable are respectively equipped with the first guide rail, described supporting construction comprises a plurality of the first support bars for supporting substrate, the two ends of a plurality of described the first support bars are arranged at respectively on corresponding described the first guide rail, and described in each, the first support bar can move to be supported in along described the first guide rail the non-display area of a panel.
Further, also comprise:
For controlling the first control structure that a plurality of described the first support bars change between the first state and the second state;
Described the first state is that a plurality of described the first support bars are all positioned at one end of described the first guide rail;
Described the second state is, under the control of described the first control structure, described the first support bar can move so that the distance between adjacent two described the first support bars is the integral multiple of the first predeterminable range along described the first guide rail at least partly, described the first predeterminable range is greater than the width of Yi Ge Display panel district in the direction with described the first guide rail parallel, and described the first predeterminable range is less than the width of a panel in the direction with described the first guide rail parallel.
Further, described the first guide rail is the first draw-in groove that is arranged at the both sides that described worktable is relative;
Described the first support bar comprises the first supporting surface for supporting substrate, and the one side that described the first support bar is relative with described the first supporting surface is provided with the first guide wheel that is arranged at described the first draw-in groove, also can drives described the first support bar to move on described the first draw-in groove.
Further, described the first supporting surface is that high temperature insulation material is made.
Further, described supporting construction also comprises: be movably arranged at a plurality of the second support bars on the first support bar described in each at least part of described the first support bar, described in each, the second support bar has the second supporting surface that is positioned at same level with described the first supporting surface, and described in each, the second support bar can move to be supported in the non-display area of a panel on the length direction of described the first support bar.
Further, described supporting construction also comprises:
For controlling the second control structure that a plurality of described the second support bars change between the third state and the 4th state;
The described third state is that a plurality of described the second support bars are all positioned at one end of corresponding described the first support bar;
Described the 4th state is, under the control of described the second control structure, described the second support bar moves so that the distance between adjacent two described the second support bars is the integral multiple of the second predeterminable range along the length direction of described the first support bar at least partly, described the second predeterminable range is greater than the width of Yi Ge Display panel district in the direction vertical with described the first guide rail, and described the second predeterminable range is less than the width of a panel in the direction vertical with described the first guide rail.
Further, the side adjacent with described the first supporting surface on the first support bar described in each, be provided with the second guide rail along its length, one end of described the second support bar is movably arranged on corresponding described the second guide rail.
Further, described the second guide rail is the second draw-in groove being arranged on described the first support bar, and one end of described the second support bar is provided with the second guide wheel that is contained in described the second draw-in groove, also can drives described the second support bar to move along described draw-in groove.
Further, described the second supporting surface is that high temperature insulation material is made.
The beneficial effects of the utility model are: substrate contacts with supporting construction line, and support structure position is adjustable to be supported in panel non-display area, avoided contacting of supporting construction and Display panel district, thereby avoided due to the inconsistent Display panel district Mura phenomenon causing of supporting construction contact portion PI (alignment films) solvent evaporates speed.
Accompanying drawing explanation
Fig. 1 represents that prior art supports pin distribution schematic diagram;
The prior art that represents Fig. 2 partly supports the distribution schematic diagram after pin moves;
Fig. 3 represents the utility model supporting construction initial position structural representation;
Structural representation after the supporting construction in an embodiment of representing Fig. 4 moves;
Structural representation after the supporting construction in an embodiment of representing Fig. 5 moves '
Structural representation after the supporting construction in an embodiment of representing Fig. 6 moves.
Embodiment
Below in conjunction with accompanying drawing, structure of the present utility model and principle are elaborated, illustrated embodiment, only for explaining the utility model, not limits the utility model protection domain with this.
As shown in Figures 3 to 6, the present embodiment provides a kind of alignment film precuring equipment, comprises worktable and is positioned on worktable for the supporting construction of supporting substrate 1, is distributed with a plurality of panels 11 on substrate 1,
The relative both sides of described worktable are respectively equipped with the first guide rail, described supporting construction comprises a plurality of the first support bars 2 for supporting substrate 1, the two ends of a plurality of described the first support bars 2 are arranged at respectively on corresponding described the first guide rail, and described in each, the first support bar 2 can move to be supported in along described the first guide rail the non-display area of a panel 11.
Substrate 1 contacts with the first support bar 2 lines, and the first support bar 2 positions are adjustable to be supported in panel 11 non-display areas, avoided contacting of supporting construction and panel 11 viewing areas, thereby avoided due to the inconsistent panel the causing 11 viewing area Mura phenomenons of supporting construction contact portion PI (alignment films) solvent evaporates speed.
In the present embodiment, described alignment film precuring equipment also comprises:
For controlling the first control structure that a plurality of described the first support bars 2 change between the first state and the second state;
Described the first state is that a plurality of described the first support bars 2 are all positioned at one end of described the first guide rail;
Described the second state is, under the control of described the first control structure, described the first support bar 2 can move so that the distance between adjacent two described the first support bars 2 is the integral multiple of the first predeterminable range along described the first guide rail at least partly, described the first predeterminable range is greater than the width of panel 11 viewing areas in the direction with described the first guide rail parallel, and described the first predeterminable range is less than the width of a panel 11 in the direction with described the first guide rail parallel.
In the present embodiment, alignment film precuring equipment is applicable to be distributed with the substrate 1 of the panel 11 of various sizes, the quantity arranging according to panel 11, the first support bar 2 of varying number can be set, in panel 11 sizes when larger, described the first predeterminable range is larger, in order to prevent that between adjacent two the first support bars 2, distance causes the substrate 1 between adjacent two the first support bars 2 to bend too greatly, a plurality of the first support bars 2 are supported in the non-display area of each panel 11, in panel 11 sizes hour, described the first predeterminable range is less, distance between adjacent two the first support bars 2 can be twice or three times of described the first predeterminable range etc., as long as be enough to guarantee that the rate of curving of the substrate 1 between adjacent two the first support bars 2 is less and in preset range.
When reality is used, in order to be applicable to be provided with the maximum quantity of the first support bar 2 that the quantity of substrate 1, the first support bar 2 of the panel 11 of sizes can be required with respect to supporting substrate 1, arrange.When original state and the first state, a plurality of described the first support bars 2 are all positioned at one end of described the first guide rail, when the second state, according to the quantity of required the first support bar 2 move the first support bar 2 to panel 11 non-display areas with supporting substrate 1.As shown in Figure 4, the panel 11 on substrate 1 is provided with 3 row, need move 3 the first support bars 2 to the first guide rail other end, and the non-display area of each panel 11 is all supported with the first support bar 2; As shown in Figure 5, the panel 11 on substrate 1 is provided with 4 row, need move 4 the first support bars 2 to the first guide rail other end, and the non-display area of each panel 11 is all supported with the first support bar 2.
In order to guarantee that the first support bar 2 is supported in panel 11 non-display areas, and can touch panel 11 viewing areas, so described the first predeterminable range is greater than the width of panel 11 viewing areas in the direction with described the first guide rail parallel, and described the first predeterminable range is less than the width of a panel 11 in the direction with described the first guide rail parallel.
The set-up mode of described the first support bar 2 can have multiple, and in the present embodiment, described the first guide rail is the first draw-in groove that is arranged at the both sides that described worktable is relative;
Described the first support bar 2 comprises the first supporting surface for supporting substrate 1, and the one side that described the first support bar 2 is relative with described the first supporting surface is provided with the first guide wheel that is arranged at described the first draw-in groove, also can drives described the first support bar 2 to move on described the first draw-in groove.
In the present embodiment, described the first supporting surface is that high temperature insulation material is made, and concrete described the first supporting surface is that resistant to elevated temperatures polyether-ether-ketone resin is made, and described the first support bar 2 remainders are that aluminum alloy material is made, but not as limit.High temperature insulation material has high temperature resistant and performance low heat conduction coefficient, can reduce the heat that the first supporting surface reaches substrate 1 corresponding position, reduces the inconsistency of alignment films solution evaporation.
In panel 11 sizes when larger, distance between adjacent two the first support bars 2 is larger, substrate 1 rate of curving between adjacent two the first support bars 2 is larger, easily affect product quality, for head it off, in the present embodiment, described supporting construction also comprises: be movably arranged at a plurality of the second support bars 3 on the first support bar 2 described in each at least part of described the first support bar, described in each, the second support bar 3 has the second supporting surface that is positioned at same level with described the first supporting surface, described in each, the second support bar 3 can move to be supported in the non-display area of a panel 11 on the length direction of described the first support bar 2.
The second support bar 3 is supported between adjacent two the first support bars 2, and is supported in panel 11 non-display areas, reduces substrate 1 rate of curving, and can not affect alignment films quality, and further the generation of the Mura phenomenon of liquid crystal display is avoided in assurance.
As shown in Figure 4 and Figure 5, be supported on first support bar 2 of edge of substrate 1 without the second support bar 3 is set again, so be supported in a plurality of first support bars 2 in substrate 1 centre position, each first support bar 2 is provided with a plurality of the second support bars 3, and the quantity of described the second support bar 3 can be set according to actual needs.
In the present embodiment, described supporting construction also comprises:
For controlling the second control structure that a plurality of described the second support bars 3 change between the third state and the 4th state;
The described third state is that a plurality of described the second support bars 3 are all positioned at one end of corresponding described the first support bar 2;
Described the 4th state is, under the control of described the second control structure, described the second support bar 3 moves so that the distance between adjacent two described the second support bars 3 is the integral multiple of the second predeterminable range along the length direction of described the first support bar 2 at least partly, described the second predeterminable range is greater than the width of panel 11 viewing areas in the direction vertical with described the first guide rail, and described the second predeterminable range is less than the width of a panel 11 in the direction vertical with described the first guide rail.
In the present embodiment, alignment film precuring equipment is applicable to be distributed with the substrate 1 of the panel 11 of various sizes, the quantity arranging according to panel 11, the second support bar 3 of varying number can be set, in panel 11 sizes when larger, described the second predeterminable range is larger, in order to prevent that between adjacent two the second support bars 3, distance causes the substrate 1 between adjacent two the second support bars 3 to bend too greatly, a plurality of the second support bars 3 are supported in the non-display area of each panel 11, in panel 11 sizes hour, described the second predeterminable range is less, distance between adjacent two the second support bars 3 can be twice or three times of described the second predeterminable range etc., at least two shared second support bars 3 of adjacent panels 11 support, as long as be enough to guarantee that the rate of curving of the substrate 1 between adjacent two the second support bars 3 is less and in preset range, Fig. 6 represents is that distance between adjacent two the second support bars 3 can be the twice of described the second predeterminable range.
When reality is used, in order to be applicable to be provided with the maximum quantity of the second support bar 3 that the quantity of substrate 1, the second support bar 3 of the panel 11 of sizes can be required with respect to supporting substrate 1, arrange.When original state and the third state, a plurality of described the second support bars 3 are all positioned at one end of described the first support bar 2, when the 4th state, according to the quantity of required the second support bar 3 move the second support bar 3 to panel 11 non-display areas with supporting substrate 1.As shown in Figure 4, the panel 11 on substrate 1 is provided with 2 row, need move 2 the second support bars 3 to first support bar 2 other ends, and the non-display area of each panel 11 is all supported with the second support bar 3; As shown in Figure 5, panel 11 on substrate 1 is provided with 4 row, need move 4 the second support bars 3 to first support bar 2 other ends, on each first support bar 2, just to being provided with 5 the second support bars 3, the non-display area of each panel 11 is all supported with the first support bar 2.
In order to guarantee that the second support bar 3 is supported in panel 11 non-display areas, and can touch panel 11 viewing areas, so described the second predeterminable range is greater than the width of panel 11 viewing areas in the direction vertical with described the first guide rail, and described the second predeterminable range is less than the width of a panel 11 in the direction vertical with described the first guide rail.
In the present embodiment, the side adjacent with described the first supporting surface on the first support bar 2 described in each, be provided with the second guide rail along its length, one end of described the second support bar 3 is movably arranged on corresponding described the second guide rail.
Further, described the second guide rail is the second draw-in groove being arranged on described the first support bar 2, and one end of described the second support bar 3 is provided with the second guide wheel that is contained in described the second draw-in groove, also can drives described the second support bar 3 to move along described draw-in groove.
In the present embodiment, described the second support bar 3 can have multiple with the connected mode of described the first support bar 2, as long as realize the non-display area that the second support bar 3 and the first support bar 2 are supported in substrate 1 top panel 11 jointly, and the second support bar 3 is movably arranged on head rod.
In the present embodiment, described the second supporting surface is that high temperature insulation material is made, and concrete described the second supporting surface is that resistant to elevated temperatures polyether-ether-ketone resin is made, and described the second support bar 3 remainders are that aluminum alloy material is made, but not as limit.High temperature insulation material has high temperature resistant and performance low heat conduction coefficient, can reduce the heat that the first supporting surface reaches substrate 1 corresponding position, reduces the inconsistency of alignment films solution evaporation.
The above is the utility model preferred embodiment; it is pointed out that to those skilled in the art, do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as the utility model protection domain.

Claims (9)

1. an alignment film precuring equipment, comprises worktable and is positioned on worktable for the supporting construction of supporting substrate, is distributed with a plurality of panels on substrate, it is characterized in that,
The relative both sides of described worktable are respectively equipped with the first guide rail, described supporting construction comprises a plurality of the first support bars for supporting substrate, the two ends of a plurality of described the first support bars are arranged at respectively on corresponding described the first guide rail, and described in each, the first support bar can move to be supported in along described the first guide rail the non-display area of a panel.
2. alignment film precuring equipment according to claim 1, is characterized in that, also comprises:
For controlling the first control structure that a plurality of described the first support bars change between the first state and the second state;
Described the first state is that a plurality of described the first support bars are all positioned at one end of described the first guide rail;
Described the second state is, under the control of described the first control structure, described the first support bar can move so that the distance between adjacent two described the first support bars is the integral multiple of the first predeterminable range along described the first guide rail at least partly, described the first predeterminable range is greater than the width of Yi Ge Display panel district in the direction with described the first guide rail parallel, and described the first predeterminable range is less than the width of a panel in the direction with described the first guide rail parallel.
3. alignment film precuring equipment according to claim 1, is characterized in that,
Described the first guide rail is the first draw-in groove that is arranged at the both sides that described worktable is relative;
Described the first support bar comprises the first supporting surface for supporting substrate, and the one side that described the first support bar is relative with described the first supporting surface is provided with the first guide wheel that is arranged at described the first draw-in groove, also can drives described the first support bar to move on described the first draw-in groove.
4. alignment film precuring equipment according to claim 3, is characterized in that, described the first supporting surface is that high temperature insulation material is made.
5. alignment film precuring equipment according to claim 3, it is characterized in that, described supporting construction also comprises: be movably arranged at a plurality of the second support bars on the first support bar described in each at least part of described the first support bar, described in each, the second support bar has the second supporting surface that is positioned at same level with described the first supporting surface, and described in each, the second support bar can move to be supported in the non-display area of a panel on the length direction of described the first support bar.
6. alignment film precuring equipment according to claim 5, is characterized in that, described supporting construction also comprises:
For controlling the second control structure that a plurality of described the second support bars change between the third state and the 4th state;
The described third state is that a plurality of described the second support bars are all positioned at one end of corresponding described the first support bar;
Described the 4th state is, under the control of described the second control structure, described the second support bar moves so that the distance between adjacent two described the second support bars is the integral multiple of the second predeterminable range along the length direction of described the first support bar at least partly, described the second predeterminable range is greater than the width of Yi Ge Display panel district in the direction vertical with described the first guide rail, and described the second predeterminable range is less than the width of a panel in the direction vertical with described the first guide rail.
7. alignment film precuring equipment according to claim 5, it is characterized in that, the side adjacent with described the first supporting surface on the first support bar described in each, be provided with the second guide rail along its length, one end of described the second support bar is movably arranged on corresponding described the second guide rail.
8. alignment film precuring equipment according to claim 7, it is characterized in that, described the second guide rail is the second draw-in groove being arranged on described the first support bar, and one end of described the second support bar is provided with the second guide wheel that is contained in described the second draw-in groove, also can drives described the second support bar to move along described draw-in groove.
9. alignment film precuring equipment according to claim 5, is characterized in that, described the second supporting surface is that high temperature insulation material is made.
CN201420317151.5U 2014-06-13 2014-06-13 Alignment film precuring equipment Expired - Fee Related CN203870363U (en)

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Application Number Priority Date Filing Date Title
CN201420317151.5U CN203870363U (en) 2014-06-13 2014-06-13 Alignment film precuring equipment

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Application Number Priority Date Filing Date Title
CN201420317151.5U CN203870363U (en) 2014-06-13 2014-06-13 Alignment film precuring equipment

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104536165A (en) * 2014-12-05 2015-04-22 深圳市华星光电技术有限公司 Processing machine stand of display device and processing method of glass substrate
CN107608140A (en) * 2017-09-29 2018-01-19 京东方科技集团股份有限公司 Precuring device
CN107942552A (en) * 2017-12-29 2018-04-20 张家港康得新光电材料有限公司 Alignment film drying unit
CN108613489A (en) * 2018-03-30 2018-10-02 武汉华星光电技术有限公司 Minton dryer

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104536165A (en) * 2014-12-05 2015-04-22 深圳市华星光电技术有限公司 Processing machine stand of display device and processing method of glass substrate
CN104536165B (en) * 2014-12-05 2017-09-01 深圳市华星光电技术有限公司 The machine table of display device and the processing method of glass substrate
US9798168B2 (en) 2014-12-05 2017-10-24 Shenzhen China Star Optoelectronics Technology Co., Ltd Processing machine of display apparatus and processing method of glass substrate
CN107608140A (en) * 2017-09-29 2018-01-19 京东方科技集团股份有限公司 Precuring device
CN107608140B (en) * 2017-09-29 2020-06-02 京东方科技集团股份有限公司 Pre-curing device
CN107942552A (en) * 2017-12-29 2018-04-20 张家港康得新光电材料有限公司 Alignment film drying unit
CN108613489A (en) * 2018-03-30 2018-10-02 武汉华星光电技术有限公司 Minton dryer

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Granted publication date: 20141008